Table 2.
Result of logistic regression including all injured patients (ISS ≥ 1)
| Variable/levels | p-value | Odds ratio [95% CI] |
|---|---|---|
| Sex/male | ||
| Female | 0.081 | 0.86 [0.72, 1.0] |
| Age group (0–15) | ||
| 16–45 | 0.69 | 0.90 [0.55, 1.5] |
| 46–60 | 0.025 | 1.8 [1.1, 3.0] |
| 61–75 | < 0.0001 | 4.7 [2.9, 7.7] |
| > 76 | < 0.0001 | 27 [17, 44] |
| Hospital (non-trauma center) | ||
| Trauma center | < 0.0001 | 0.59 [0.50, 0.70] |
| Dominant type of injury (blunt) | ||
| Penetrating | < 0.0001 | 2.6 [2.0, 3.5] |
| ISS (1–8) | ||
| 9–15 | < 0.0001 | 2.6 [2.0, 3.2] |
| 16–24 | < 0.0001 | 4.9 [3.8, 6.4] |
| 25–49 | < 0.0001 | 21 [17, 27] |
| 50–75 | < 0.0001 | 72 [48, 110] |
| Transfer (direct) | ||
| Transferred | < 0.0001 | 0.26 [0.20, 0.33] |
| Transportation time (0–20) | ||
| 20–45 | 0.84 | 0.98 [0.82, 1.2] |
| 45–90 | 0.0017 | 0.52 [0.35, 0.78] |
| > 90 | 0.69 | 1.2 [0.45, 3.3] |
| Glasgow Coma Scale (Minor) | ||
| Moderate | < 0.0001 | 4.5 [3.4, 6.0] |
| Severe | < 0.0001 | 25 [20, 31] |
| Model intercept | < 0.0001 | 0.0024 [0.0015, 0.0040] |
CI confidence interval
p-values < 0.05 are highlighted in bold